Description
The Luth-AR BS-11 is an AR-15 rifle buffer body intended for use on .223 platforms. It is compatible with a rifle buffer tube and rifle recoil spring and is designed for use with an A2 fixed buttstock. The buffer contains five internal steel weights and has a measured mass of 5.1 oz. This component serves as a direct-fit replacement or service part for AR-15 systems that accept a standard rifle buffer.
Key Specifications
- Luth-AR brand construction.
- BS-11 model designation.
- Designed for AR-15 rifles.
- Compatible with a rifle buffer tube and rifle recoil spring.
- Intended for use with an A2 fixed buttstock.
- The buffer weighs 5.1 oz.
- Includes 5 internal steel weights.
- Product type listed as Buffer.
- Cataloged under Stocks & Buffer Tubes.
- Make/Model reference: AR-15.
Built to the straightforward requirements of AR-15 buffer systems, the BS-11 provides a simple, serviceable option for maintenance or assembly. Its internal weight configuration and documented mass make it a consistent choice for users maintaining the correct operating mass in compatible rifle buffer assemblies. Practical and purpose-driven, it fits common AR-15 setups that use a rifle buffer tube and A2 fixed stock.





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